RCE in Duolingo Tinycards
CVE-2017-16905
The DuoLingo TinyCards application before 1.0 for Android has one use of unencrypted HTTP, which allows remote attackers to spoof content, and consequently achieve remote code execution, via a man-in-the-middle attack.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.035 (88.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
- 0xsaju/Awesome-Bugbounty-Writeups
- 302Found1/Awesome-Writeups
- Fa1c0n35/Awesome-Bugbounty-Writeups
- Hacker-Fighter001/Bug-Bounty-Hunter-Articles
- ImranTheThirdEye/Awesome-Bugbounty-Writeups
- Neelakandan-A/BugBounty_
- Patrikx0x0/Awesome-Bugbounty-Writeups
- Prabirrimi/Awesome-Bugbounty-Writeups
- Prabirrimi/BugBounty_
- Prodrious/writeups
References
- wwws.nightwatchcybersecurity.com/2018/01/04/rce-in-duolingos-tinycards-app-for-… (Third Party Advisory)
- hackerone.com/reports/281605 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-16905?
- CVE-2017-16905 is a high-severity vulnerability in Duolingo Tinycards, classified under Code Injection. CVSS score: 8.1/10. Published 2018-01-05.
- How severe is CVE-2017-16905?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2017-16905 known to be exploited?
- 40 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.